182182-32-7

Exatecan Intermediate 7 is the intermediate of Exatecan (HY-13631) And Exatecan (DX-8951) is a DNA topoisomerase I inhibitor with an IC50 value of 2.2 μM (0.975 μg/mL) that can be used in cancer research. Exatecan Intermediate 7 can be used to synthesize Antibody-Drug Conjugates (ADCs).

Camptothecins

[1] Kamihara, et al. Aminotetralone derivatives and process for producing the same. World Intellectual Property Organization, WO9626181 A1 1996-08-29.
[2] Mitsui I, et al. A new water-soluble camptothecin derivative, DX-8951f, exhibits potent antitumor activity against human tumors in vitro and in vivo. Jpn J Cancer Res. 1995 Aug;86(8):776-82. DOI:10.1111/j.1349-7006.1995.tb02468.x